#4F71F4#4F71F4

#4F71F4 is a mid, vivid blue. Relative luminance 0.200; OKLCH L 59.6% C 0.200 H 268.7°. Best body text is #000000 at 5.00:1 contrast (WCAG AA passes).

Color values

HEX	#4F71F4
RGB	rgb(79, 113, 244)
HSL	hsl(228, 88%, 63%)
HSV	hsv(228, 68%, 96%)
CMYK	cmyk(67.6%, 53.7%, 0%, 4.3%)
CIE-LAB	lab(51.84, 29.87, -69.40)
CIE-LCH	lch(51.84, 75.55, 293.29°)
OKLab	oklab(59.6% -0.0047 -0.1996)
OKLCH	oklch(59.6% 0.2 268.7)
XYZ	xyz(25.4531, 20.0017, 88.0897)
Luminance	0.2000 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F71F4 #F4D24F

analogous

#4FC4F4 #4F71F4 #7F4FF4

triadic

#4F71F4 #F44F71 #71F44F

tetradic

#4F71F4 #F44FC4 #F4D24F #4FF47F

square

#4F71F4 #F44FC4 #F4D24F #4FF47F

split-complementary

#4F71F4 #F47F4F #C4F44F

monochromatic

#0C30BD #1543F0 #4F71F4 #899FF8 #C2CEFB

Accessibility & contrast

On white

4.20

#4F71F4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.00

#4F71F4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4F71F4

5.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F71F4	#FFFFFF	#000000	##000000
##4F71F4	1.00	4.20	5.00	5.00
#FFFFFF	4.20	1.00	21.00	21.00
#000000	5.00	21.00	1.00	1.00
##000000	5.00	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#0183F9

Deuteranopia (green-blind)

#0074F1

Tritanopia (blue-blind)

#0091A8

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #4f71f4;
/* rgb */ color: rgb(79, 113, 244);
/* oklch */ color: oklch(59.6% 0.200 268.7);

Tailwind

colors: {
  custom: {
    50: '#9299f9',
    500: '#4f71f4',
    950: '#000000',
  },
}

SCSS

$custom: #4f71f4;
$custom-light: #9299f9;
$custom-dark: #000000;

JSON

{
  "hex": "#4f71f4",
  "rgb": {
    "r": 79,
    "g": 113,
    "b": 244
  },
  "hsl": {
    "h": 227.636,
    "s": 88.235,
    "l": 63.333
  },
  "oklch": {
    "l": 0.596,
    "c": 0.19969,
    "h": 268.7
  },
  "luminance": 0.20004
}

Semantic roles & 50–950 ramp

primary

#4F71F4

secondary

#EDE1B2

accent

#B601E5

background

#F9F9FF

surface

#F2F2FF

border

#CCCCD7

text

#0E0D17

muted

#7E7E85

Preview Lab

Preview with #4F71F4

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →